fix bug

[software/libev.git] / ev_poll.c

diff --git a/ev_poll.c b/ev_poll.c
index de516d76de05c0440a270f88c842d18df84fa390..d0b72998377047e500e836c05008b9785b18353c 100644 (file)
--- a/ev_poll.c
+++ b/ev_poll.c
@@ -52,20 +52,23 @@ poll_modify (EV_P_ int fd, int oev, int nev)
 
   if (idx < 0) /* need to allocate a new pollfd */
     {
-      idx = pollcnt++;
+      pollidxs [fd] = idx = pollcnt++;
       array_needsize (struct pollfd, polls, pollmax, pollcnt, );
       polls [idx].fd = fd;
     }
 
+  assert (polls [idx].fd == fd);
+
   if (nev)
     polls [idx].events =
         (nev & EV_READ ? POLLIN : 0)
         | (nev & EV_WRITE ? POLLOUT : 0);
   else /* remove pollfd */
     {
-      if (idx < pollcnt--)
+      pollidxs [fd] = -1;
+
+      if (idx < --pollcnt)
         {
-          pollidxs [fd] = -1;
           polls [idx] = polls [pollcnt];
           pollidxs [polls [idx].fd] = idx;
         }
@@ -76,7 +79,7 @@ static void
 poll_poll (EV_P_ ev_tstamp timeout)
 {
   int i;
-  int res = poll (polls, pollcnt, ceil (timeout * 1000.));
+  int res = poll (polls, pollcnt, (int)ceil (timeout * 1000.));
 
   if (res < 0)
     {